ScienceDaily

Earth’s molten core suddenly reversed direction — and scientists don’t know why

Earth’s molten iron core unexpectedly reversed direction beneath the Pacific, revealing a dramatic change in the hidden engine that creates our planet’s magnetic field.

This is a short WorldPing brief. The full report was published by ScienceDaily.

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ScienceDaily

Scientists rediscover lost Megalodon fossils—and reveal a 79-foot giant

Several enormous Megalodon vertebrae thought to have been destroyed in 1989 were found sitting unnoticed on a museum shelf. Their analysis strengthens evidence that the giant shark could exceed 24 meters (79 feet) in length and live for nearly a century.

Brief by WorldPing · Original reporting by ScienceDaily

ScienceDaily

Scientists discover a hidden brain shift that begins around age 50

Beginning around age 50, the brain’s memory center appears to lose many of its longtime immune cells and replace them with more inflammatory ones. This surprising shift may help explain how normal aging sets the stage for Alzheimer’s disease and dementia.

Brief by WorldPing · Original reporting by ScienceDaily